The best Ebook Reader alternative to SumatraPDF is Okular, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 100 alternatives to SumatraPDF and many of them are Ebook Readers so hopefully you can find a suitable replacement. Other interesting Ebook Reader alternatives to SumatraPDF are Evince, MuPDF, Librera Reader and Koodo Reader.
Multi-platform document viewer supporting PDF, ePub, comics, images, and Markdown with annotation, digital signature verification, tabbed interface, sidebar navigation, text selection, text-to-speech, magnifier, search, dark mode, and plugin support.
Germany
EU
Supports viewing and editing PDF annotations, displays multiple formats such as PDF, Postscript, DjVu, comic books, TIFF, DVI, XPS, remembers per-document zoom and position, features search, table-of-contents navigation, SyncTeX integration, and printing.
United States
MuPDF offers a highly versatile PDF, XPS, and eBook interpreter, customizable as a renderer, viewer, or toolkit. Features include digital signatures, redactions, form filling, annotations, and page manipulation, ideal for mobile, eBooks, and embedded apps supporting Java, C++, and Python.
United States
Librera Reader is a highly customizable and feature-rich application for reading books in PDF, EPUB, MOBI, DjVu, FB2, TXT, RTF, AZW, AZW3, HTML, CBZ, CBR formats on Android devices.
SlovakiaEU
Koodo Reader is a powerful ebook reader designed to provide a simple and easy-to-use reading experience.
China
Russia
Openlib is an open source app to download and read books from shadow library (Anna’s Archive). The App Has Built In Reader to Read Books.
High-performance viewer for documents and images offering split tabs, customizable single or book layouts, portals for side-by-side sections, instant search, line highlight, annotation tools, link hints, searchable highlights, session management, and TOML config.
SpainEU
Discover uRead, your ultimate companion for reading and listening! Whether you’re a casual reader or a book enthusiast, uRead transforms your experience with advanced features and a user-friendly design.
A document viewer for the GNOME desktop. You can view, search or annotate documents in many different formats.
United States
Cool Reader is fast and small cross-platform XML/CSS based eBook reader for desktops and handheld devices. Understands a number of text document formats, suppurt OPDS (in new ui-opengl version). Fully customizable palette, text reformatting with any font size, font...
Russia
